Fatal error: Uncaught TypeError: array_reverse(): Argument #1 ($array) must be of type array, null given in /var/www/php/classes/customer.php:494 Stack trace: #0 /var/www/php/classes/customer.php(494): array_reverse() #1 /var/www/php/classes/router.php(58): Customer->signInForm() #2 /var/www/index.php(37): Router->route() #3 {main} thrown in /var/www/php/classes/customer.php on line 494